Note 7 - Derivative Liabilities - Fair Value of Derivative Liability (Details) - USD ($) |
9 Months Ended | 12 Months Ended |
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Jun. 30, 2022 |
Sep. 30, 2021 |
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Issuances | $ 0 | |
Series F Warrant Derivative [Member] | Fair Value, Inputs, Level 3 [Member] | Derivative Financial Instruments, Liabilities [Member] | ||
Balance | 1,000,000 | $ 1,000,000 |
Issuances | 0 | |
Adjustments to estimated fair value | (1,000,000) | 0 |
Balance | 0 | 1,000,000 |
Series G Warrant Derivative [Member] | Fair Value, Inputs, Level 3 [Member] | Derivative Financial Instruments, Liabilities [Member] | ||
Balance | 748,275 | 748,275 |
Issuances | 0 | |
Adjustments to estimated fair value | 0 | 0 |
Balance | 748,275 | 748,275 |
Series H Warrant Derivative [Member] | Fair Value, Inputs, Level 3 [Member] | Derivative Financial Instruments, Liabilities [Member] | ||
Balance | 459,200 | 568,144 |
Issuances | 0 | |
Adjustments to estimated fair value | 0 | (108,944) |
Balance | $ 459,200 | $ 459,200 |
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- Definition Amount of gain (loss) recognized in income from derivative asset (liability) after deduction of derivative liability (asset), measured at fair value on recurring basis using unobservable input (level 3). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of issuances of financial instrument classified as a derivative asset (liability) after deduction of derivative liability (asset), measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Fair value of financial instrument classified as derivative asset (liability) after deduction of derivative liability (asset), measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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